Tyre Specification: Maximum Load: 159 kg Colour: Black Tyre Outer Diameter: 315 mm / 12.4 inches Tyre Ply: 4 Tyre Size: 4.00 - 5 Tyre Width: 83 mm / 3.27 inches Profile: 95 mm / 3.74 inches Tread Depth: 5 mm / 0.2 inches Tread Pattern / Type: Diamond Operating Pressure: 50 P.S.I Diameter of Central Hole: 127 mm / 5 inches Valve Type: Schradar (Car Type) Valve Angle Type: Bent Inner Tube Specification: Inner Diameter: 115 mm / 4.53 inches Outer Diameter: 272 mm / 10.71 inches Valve Type: Schradar (Car Type) Inner Tube Size: 4.10/3.50 x 5 Valve Angle Type: Bent Wheel Rim Size: 5 Inch Manufacturer/Brand: Petrolscooter